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播后镇压覆盖对土壤保水保温和玉米幼苗生长的影响
引用本文:赵霞,黄瑞冬,李潮海,唐保军,常文风.播后镇压覆盖对土壤保水保温和玉米幼苗生长的影响[J].玉米科学,2013,21(5):87-93,99.
作者姓名:赵霞  黄瑞冬  李潮海  唐保军  常文风
作者单位:1. 沈阳农业大学农学院,沈阳110866; 河南省农业科学院粮食作物研究所/河南省玉米生物学重点实验室,郑州450002
2. 沈阳农业大学农学院,沈阳,110866
3. 河南省粮食作物生理生态与遗传改良实验室,郑州,450002
4. 河南省农业科学院粮食作物研究所/河南省玉米生物学重点实验室,郑州,450002
基金项目:河南省玉米产业技术体系建设专项(S2010-02-G04)
摘    要:2011年6~8月进行2期池栽试验,研究土壤水分及农艺措施对夏玉米出苗及幼苗生长效应。结果表明,播种后镇压覆盖能够提高土壤含水量,平衡土壤温度,从而提高夏玉米出苗率,增强幼苗素质,提高苗期田间株高整齐度,有利于培育齐苗壮苗,在土壤水分不太充足时效果更为明显。为保证黄淮海夏玉米区的出苗质量,播种时的土壤最低持水量应保持土壤最大持水量的60%。

关 键 词:玉米  土壤水分  农艺措施  免耕抗旱播种  麦秸覆盖
收稿时间:2012/8/23 0:00:00

Effect of Compaction and Wheat Straw Mulching after Sowing on Preserving Water and Insulation of Soil and Growth of Maize Seedling
ZHAO Xi,HUANG Rui-dong,LI Chao-hai,TANG Bao-jun and CHANG Wen-feng.Effect of Compaction and Wheat Straw Mulching after Sowing on Preserving Water and Insulation of Soil and Growth of Maize Seedling[J].Journal of Maize Sciences,2013,21(5):87-93,99.
Authors:ZHAO Xi  HUANG Rui-dong  LI Chao-hai  TANG Bao-jun and CHANG Wen-feng
Institution:College of Agronomy, Shenyang Agricultural University, Shenyang 110866;Cereal Institute, Henan Academy of Agricultural Sciences/Henan Provincial Key Laboratory of Maize Biology, Zhengzhou 450002;College of Agronomy, Shenyang Agricultural University, Shenyang 110866;Henan Provincial Key Laboratory of Food Crops Eco-physiology and Genetic Improvement, Zhengzhou 450002, China;Cereal Institute, Henan Academy of Agricultural Sciences/Henan Provincial Key Laboratory of Maize Biology, Zhengzhou 450002;Henan Provincial Key Laboratory of Food Crops Eco-physiology and Genetic Improvement, Zhengzhou 450002, China
Abstract:The effects of soil water and agronomic measures on eco-physiological responses of no-tillage seedling summer maize were explored from June to August in 2011.The results showed that the compaction and wheat straw mulching after sowing was not only propitious for increasing soil moisture content,but also beneficial to balancing and improving the status of soil temperature through the function of heat preservation.For ensuring high quality summer maize seedlings in Huang-Huai-Hai plain,the soil water should be higher than 60% of field moisture capacity at sowing time.
Keywords:Maize  Soil water  Agronomic measure  No-tillage and drought resistant seeding  Wheat straw mulching
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